Base | Representation |
---|---|
bin | 1001001000110… |
… | …01011110001100 |
3 | 12100020020112222 |
4 | 10210121132030 |
5 | 124110303010 |
6 | 11334514512 |
7 | 1620342332 |
oct | 444313614 |
9 | 170206488 |
10 | 76650380 |
11 | 3a2a3624 |
12 | 21805a38 |
13 | 12b59871 |
14 | a273b52 |
15 | 6ae1355 |
hex | 491978c |
76650380 has 24 divisors (see below), whose sum is σ = 161617680. Its totient is φ = 30536000.
The previous prime is 76650377. The next prime is 76650397. The reversal of 76650380 is 8305667.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 76650380.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2615 + ... + 12654.
It is an arithmetic number, because the mean of its divisors is an integer number (6734070).
Almost surely, 276650380 is an apocalyptic number.
It is an amenable number.
76650380 is an abundant number, since it is smaller than the sum of its proper divisors (84967300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
76650380 is a wasteful number, since it uses less digits than its factorization.
76650380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15529 (or 15527 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 35.
The square root of 76650380 is about 8755.0202741056. The cubic root of 76650380 is about 424.7872152822.
The spelling of 76650380 in words is "seventy-six million, six hundred fifty thousand, three hundred eighty".
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